Man spraying kerosene oil into ponds, water filled trenches, etc. to protect against mosquitoes carrying malaria. 1912.
Name of Expedition: Panama Canal Zone
Participants: Seth E. Meek, Samuel F. Hildebrand
Expedition Start Date: 1911
Expedition End Date: 1912
Purpose or Aims: Zoology (Fishes)
Location: Central America, Panama, Canal Zone
Original material: 3 1/4 x 4 1/4 inch negative
Digital Identifier: CSZ33977
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